feat: initial release — ZeroClaw v0.1.0

- 22 AI providers (OpenRouter, Anthropic, OpenAI, Mistral, etc.)
- 7 channels (CLI, Telegram, Discord, Slack, iMessage, Matrix, Webhook)
- 5-step onboarding wizard with Project Context personalization
- OpenClaw-aligned system prompt (SOUL.md, IDENTITY.md, USER.md, AGENTS.md, etc.)
- SQLite memory backend with auto-save
- Skills system with on-demand loading
- Security: autonomy levels, command allowlists, cost limits
- 532 tests passing, 0 clippy warnings

CHANGELOG.md

@@ -0,0 +1,33 @@
+# Changelog
+
+All notable changes to ZeroClaw will be documented in this file.
+
+The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/),
+and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
+
+## [0.1.0] - 2025-02-13
+
+### Added
+- **Core Architecture**: Trait-based pluggable system for Provider, Channel, Observer, RuntimeAdapter, Tool
+- **Provider**: OpenRouter implementation (access Claude, GPT-4, Llama, Gemini via single API)
+- **Channels**: CLI channel with interactive and single-message modes
+- **Observability**: NoopObserver (zero overhead), LogObserver (tracing), MultiObserver (fan-out)
+- **Security**: Workspace sandboxing, command allowlisting, path traversal blocking, autonomy levels (ReadOnly/Supervised/Full), rate limiting
+- **Tools**: Shell (sandboxed), FileRead (path-checked), FileWrite (path-checked)
+- **Memory (Brain)**: SQLite persistent backend (searchable, survives restarts), Markdown backend (plain files, human-readable)
+- **Heartbeat Engine**: Periodic task execution from HEARTBEAT.md
+- **Runtime**: Native adapter for Mac/Linux/Raspberry Pi
+- **Config**: TOML-based configuration with sensible defaults
+- **Onboarding**: Interactive CLI wizard with workspace scaffolding
+- **CLI Commands**: agent, gateway, status, cron, channel, tools, onboard
+- **CI/CD**: GitHub Actions with cross-platform builds (Linux, macOS Intel/ARM, Windows)
+- **Tests**: 159 inline tests covering all modules and edge cases
+- **Binary**: 3.1MB optimized release build (includes bundled SQLite)
+
+### Security
+- Path traversal attack prevention
+- Command injection blocking
+- Workspace escape prevention
+- Forbidden system path protection (`/etc`, `/root`, `~/.ssh`)
+
+[0.1.0]: https://github.com/theonlyhennygod/zeroclaw/releases/tag/v0.1.0